Hi Fabio, You should write: class(...)
where ... is the same as what you would type to have the variable displayed on the console. Looking at your earlier message, it might be: x$trait3 so try: class(x$trait3) Jim On Fri, Mar 4, 2016 at 11:30 AM, Fabio Monteiro <fabio.monteiro1...@gmail.com> wrote: > i just called trait3 to my variable. > > Is this what i'm suppose to wright? class(trait3), or class > (my_trait3_variable? > > both give error > > 2016-03-03 23:42 GMT+00:00 Jim Lemon <drjimle...@gmail.com>: >> >> Hi Fabio, >> It is possible that your remaining "numeric" variable is a factor. What >> does: >> >> class(my_numeric_variable) >> >> say? (where you substitute the name of your "numeric" variable) >> >> Jim >> >> >> On Fri, Mar 4, 2016 at 2:25 AM, Fabio Monteiro >> <fabio.monteiro1...@gmail.com> wrote: >> > Hello, my name is Fábio and I'm a Marine Ecology student in Portugal. >> > >> > I'm currently using the FD package for my work and yesterday one message >> > appeared that I wasn't expecting and I really need your help to try to >> > figure out what's happening. >> > I'm using the dbFD function and the following message appeared: >> > >> > FRic: Only categorical and/or ordinal trait(s) present in 'x'. FRic was >> > measured as the number of unique trait combinations, NOT as the convex >> > hull volume. >> > FDiv: Cannot be computed when only categorical and/or ordinal trait(s) >> > present in 'x'. >> > >> > My data: >> > x is a matrix with species vs functional traits >> > a is a matrix with species vs sampling (in abundances) >> > >> > Previously I used the dbFD function and was working just fine. Yesterday >> > I >> > removed 2 traits and this message appeared. >> > >> > My traits now are 3 categorical traits and 1 numeric. The 2 trais that I >> > removed were numeric traits as well. I really need to remove those >> > trait, >> > but I still need the FDiv to be calculated. Can you explain to me why is >> > this error occurring? I need to know how the dbFD is measuring the >> > indexes >> > so I can understanding the error and if I can or can't continue to use >> > this >> > package (if it applies or not to my goals) >> > >> > Kind regards >> > >> > Fábio Monteiro >> > >> > [[alternative HTML version deleted]] >> > >> > ______________________________________________ >> > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >> > https://stat.ethz.ch/mailman/listinfo/r-help >> > PLEASE do read the posting guide >> > http://www.R-project.org/posting-guide.html >> > and provide commented, minimal, self-contained, reproducible code. > > ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
